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48013690 = 254801369
BaseRepresentation
bin1011011100101…
…0000101111010
310100100100101211
42313022011322
544242414230
64433033334
71122052414
oct267120572
9110310354
1048013690
112511443a
12140b584a
139c4128a
14653b9b4
15433642a
hex2dca17a

48013690 has 8 divisors (see below), whose sum is σ = 86424660. Its totient is φ = 19205472.

The previous prime is 48013687. The next prime is 48013717. The reversal of 48013690 is 9631084.

It can be written as a sum of positive squares in 2 ways, for example, as 43256929 + 4756761 = 6577^2 + 2181^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×480136902 = 4610628854832200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2400675 + ... + 2400694.

Almost surely, 248013690 is an apocalyptic number.

48013690 is a deficient number, since it is larger than the sum of its proper divisors (38410970).

48013690 is a wasteful number, since it uses less digits than its factorization.

48013690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801376.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 48013690 is about 6929.1911504879. The cubic root of 48013690 is about 363.4586658113.

The spelling of 48013690 in words is "forty-eight million, thirteen thousand, six hundred ninety".

Divisors: 1 2 5 10 4801369 9602738 24006845 48013690