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1300157480 = 235279711621
BaseRepresentation
bin100110101111110…
…1101010000101000
310100121110211202202
41031133231100220
510130320014410
6333002515332
744135104406
oct11537552050
93317424682
101300157480
116079a5616
12303505b48
1317949186b
14c4962476
1579221ca5
hex4d7ed428

1300157480 has 32 divisors (see below), whose sum is σ = 2926652040. Its totient is φ = 519832320.

The previous prime is 1300157473. The next prime is 1300157491. The reversal of 1300157480 is 847510031.

It can be written as a sum of positive squares in 4 ways, for example, as 893651236 + 406506244 = 29894^2 + 20162^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106070 + ... + 117690.

Almost surely, 21300157480 is an apocalyptic number.

1300157480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1300157480 is an abundant number, since it is smaller than the sum of its proper divisors (1626494560).

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

1300157480 is a wasteful number, since it uses less digits than its factorization.

1300157480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14429 (or 14425 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1300157480 is about 36057.6965431792. The cubic root of 1300157480 is about 1091.4369511666.

The spelling of 1300157480 in words is "one billion, three hundred million, one hundred fifty-seven thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 2797 5594 11188 11621 13985 22376 23242 27970 46484 55940 58105 92968 111880 116210 232420 464840 32503937 65007874 130015748 162519685 260031496 325039370 650078740 1300157480