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3052920 = 23351319103
BaseRepresentation
bin1011101001010101111000
312202002211010
423221111320
51240143140
6145233520
734643433
oct13512570
95662733
103052920
1117a5782
1210328a0
1382b780
1459681a
15404880
hex2e9578

3052920 has 128 divisors (see below), whose sum is σ = 10483200. Its totient is φ = 705024.

The previous prime is 3052919. The next prime is 3052937. The reversal of 3052920 is 292503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29589 + ... + 29691.

It is an arithmetic number, because the mean of its divisors is an integer number (81900).

Almost surely, 23052920 is an apocalyptic number.

3052920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3052920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5241600).

3052920 is an abundant number, since it is smaller than the sum of its proper divisors (7430280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3052920 is a wasteful number, since it uses less digits than its factorization.

3052920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 3052920 is about 1747.2607132309. The cubic root of 3052920 is about 145.0680615870.

It can be divided in two parts, 30 and 52920, that multiplied together give a square (1587600 = 12602).

The spelling of 3052920 in words is "three million, fifty-two thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 19 20 24 26 30 38 39 40 52 57 60 65 76 78 95 103 104 114 120 130 152 156 190 195 206 228 247 260 285 309 312 380 390 412 456 494 515 520 570 618 741 760 780 824 988 1030 1140 1235 1236 1339 1482 1545 1560 1957 1976 2060 2280 2470 2472 2678 2964 3090 3705 3914 4017 4120 4940 5356 5871 5928 6180 6695 7410 7828 8034 9785 9880 10712 11742 12360 13390 14820 15656 16068 19570 20085 23484 25441 26780 29355 29640 32136 39140 40170 46968 50882 53560 58710 76323 78280 80340 101764 117420 127205 152646 160680 203528 234840 254410 305292 381615 508820 610584 763230 1017640 1526460 3052920